package org.fxmisc.richtext;
import javafx.scene.control.IndexRange;
import javafx.scene.input.Clipboard;
import javafx.scene.input.ClipboardContent;
/**
* Clipboard actions for {@link TextEditingArea}.
*/
public interface ClipboardActions<S> extends EditActions<S> {
/**
* Transfers the currently selected text to the clipboard,
* removing the current selection.
*/
default void cut() {
copy();
IndexRange selection = getSelection();
deleteText(selection.getStart(), selection.getEnd());
}
/**
* Transfers the currently selected text to the clipboard,
* leaving the current selection.
*/
default void copy() {
String selectedText = getSelectedText();
if (selectedText.length() > 0) {
ClipboardContent content = new ClipboardContent();
content.putString(selectedText);
Clipboard.getSystemClipboard().setContent(content);
}
}
/**
* Inserts the content from the clipboard into this text-editing area,
* replacing the current selection. If there is no selection, the content
* from the clipboard is inserted at the current caret position.
*/
default void paste() {
Clipboard clipboard = Clipboard.getSystemClipboard();
if (clipboard.hasString()) {
String text = clipboard.getString();
if (text != null) {
replaceSelection(text);
}
}
}
}